User Interface Class for Navigation History. More...

Collaboration diagram for ilNavigationHistoryGUI:

Public Member Functions
	__construct ()
	Constructor. More...

	executeCommand ()
	Execute command. More...

	getHTML ()
	Get HTML for navigation history. More...

	handleNavigationRequest ()
	Handle navigation request. More...

	removeEntries ()
	Remove all entries form list. More...

Protected Attributes
	$ctrl

	$nav_history

	$lng

Private Attributes
	$items

Detailed Description

User Interface Class for Navigation History.

Author: Alex Killing alex..nosp@m.kill.nosp@m.ing@g.nosp@m.mx.d.nosp@m.e

Version: $Id$

ilNavigationHistoryGUI:

Definition at line 13 of file class.ilNavigationHistoryGUI.php.

Constructor & Destructor Documentation

◆ __construct()

ilNavigationHistoryGUI::__construct ( )

Constructor.

Definition at line 37 of file class.ilNavigationHistoryGUI.php.

References $DIC.

     {
         global $DIC;
 
         $this->ctrl = $DIC->ctrl();
         $this->nav_history = $DIC["ilNavigationHistory"];
         $this->lng = $DIC->language();
     }

Member Function Documentation

◆ executeCommand()

ilNavigationHistoryGUI::executeCommand ( )

Execute command.

Definition at line 49 of file class.ilNavigationHistoryGUI.php.

References $ctrl, and $ilCtrl.

     {
         $ilCtrl = $this->ctrl;
 
         $next_class = $ilCtrl->getNextClass();
         $cmd = $ilCtrl->getCmd();
 
         switch ($next_class) {
             default:
                 $this->$cmd();
                 break;
         }
     }

◆ getHTML()

ilNavigationHistoryGUI::getHTML ( )

Get HTML for navigation history.

Definition at line 66 of file class.ilNavigationHistoryGUI.php.

References $_GET, $html, $items, $lng, $nav_history, ilObject\_getIcon(), ilObject\_lookupObjId(), ilAccessKey\LAST_VISITED, and ilAdvancedSelectionListGUI\NO_ICON.

     {
         $ilNavigationHistory = $this->nav_history;
         $lng = $this->lng;
         
         include_once("./Services/UIComponent/AdvancedSelectionList/classes/class.ilAdvancedSelectionListGUI.php");
         $selection = new ilAdvancedSelectionListGUI();
         $selection->setFormSelectMode(
             "url_ref_id",
             "ilNavHistorySelect",
             true,
             "goto.php?target=navi_request",
             "ilNavHistory",
             "ilNavHistoryForm",
             "_top",
             $lng->txt("go"),
             "ilNavHistorySubmit"
         );
         $selection->setListTitle($lng->txt("last_visited"));
         $selection->setId("lastvisited");
         $selection->setSelectionHeaderClass("MMInactive");
         $selection->setHeaderIcon(ilAdvancedSelectionListGUI::NO_ICON);
         $selection->setItemLinkClass("small");
         $selection->setUseImages(true);
         include_once("./Services/Accessibility/classes/class.ilAccessKey.php");
         $selection->setAccessKey(ilAccessKey::LAST_VISITED);
         
         $items = $ilNavigationHistory->getItems();
         //$sel_arr = array(0 => "-- ".$lng->txt("last_visited")." --");
         reset($items);
         $cnt = 0;
         foreach ($items as $k => $item) {
             if ($cnt++ > 20) {
                 break;
             }
             if (!isset($item["ref_id"]) || !isset($_GET["ref_id"]) ||
                 $item["ref_id"] != $_GET["ref_id"] || $k > 0) {                 // do not list current item
                 $obj_id = ilObject::_lookupObjId($item["ref_id"]);
                 $selection->addItem(
                     $item["title"],
                     $item["ref_id"],
                     $item["link"],
                     ilObject::_getIcon($obj_id, "tiny", $item["type"]),
                     $lng->txt("obj_" . $item["type"]),
                     "_top"
                 );
             }
         }
         $html = $selection->getHTML();
         
         if ($html == "") {
             $selection->addItem(
                 $lng->txt("no_items"),
                 "",
                 "#",
                 "",
                 "",
                 "_top"
             );
             $selection->setUseImages(false);
             $html = $selection->getHTML();
         }
         return $html;
     }

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◆ handleNavigationRequest()

ilNavigationHistoryGUI::handleNavigationRequest ( )

Handle navigation request.

Definition at line 134 of file class.ilNavigationHistoryGUI.php.

References $_GET, $_POST, $ctrl, $ilCtrl, $items, $nav_history, and ilUtil\redirect().

     {
         $ilNavigationHistory = $this->nav_history;
         $ilCtrl = $this->ctrl;
         
         if ($_GET["target"] == "navi_request") {
             $items = $ilNavigationHistory->getItems();
             foreach ($items as $item) {
                 if ($item["ref_id"] == $_POST["url_ref_id"]) {
                     ilUtil::redirect($item["link"]);
                 }
             }
             reset($items);
             $item = current($items);
             if ($_POST["url_ref_id"] == 0 && $item["ref_id"] == $_GET["ref_id"]) {
                 $item = next($items);           // omit current item
             }
             if ($_POST["url_ref_id"] == 0 && $item["link"] != "") {
                 ilUtil::redirect($item["link"]);
             }
             
             $ilCtrl->setParameterByClass("ilrepositorygui", "ref_id", "");
             $ilCtrl->setParameterByClass("ilrepositorygui", "getlast", "true");
             $ilCtrl->redirectByClass("ilrepositorygui", "frameset");
         }
     }

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◆ removeEntries()

ilNavigationHistoryGUI::removeEntries ( )

Remove all entries form list.

Parameters

Definition at line 167 of file class.ilNavigationHistoryGUI.php.

References $nav_history.

     {
         $ilNavigationHistory = $this->nav_history;
         
         $ilNavigationHistory->deleteDBEntries();
         $ilNavigationHistory->deleteSessionEntries();
     }